Problem 147 of 7
Write the domain in interval notation for x is between -1 and 1.
Using a hint is okay. It just tells the trainer to give you a little more review.
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express unions and endpoint inclusion.
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Express unions and endpoint inclusion for holes, asymptotes, and endpoints.
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Your answer is equivalent to the expected form.
Walkthrough
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1. Translate each inequality or exclusion to an interval.
2. Use parentheses for excluded endpoints and brackets for included finite endpoints.
3. Join separated intervals with union.
Use the worked steps, then substitute the final answer back into the original relationship to confirm it satisfies the prompt.
Bracket use at infinity or at excluded values.